STEP 2/5
Add katsuobushi and strain it through a sieve for about 10 minutes, add dark soy sauce, cooking wine, and sugar, boil it one more time, and cool it down.
STEP 5/5
Boil buckwheat noodles in boiling water, soak them in cold water, drain them, put them in a bowl, pour the buckwheat broth, and add radish, wasabi, green onion, and seaweed powder. If you garnish frozen tuna, you can eat more delicious buckwheat noodles.
Buckwheat is the only grain that contains an ingredient called "routine" that prevents aging and is good for people who are weak or obese because it has low calories. It is a comfortable food for office workers who care a lot about lack of exercise because they digest well.